Coating HSS Conical Drill Bits

• Customization: Available
• Customized: Customized
• Standard: DIN, JIS, AISI
• Model NO.: standard
• Length: Jobber-length
• Type: Twist Drill Bit
• Material: High Speed Steel
• Usage: Metal Drilling
• Size: 3 to 61mm
• Transport Package: Plastic Box
• Specification: 3mm to 61mm
• Trademark: stc
• Origin: Zhenjiang
• HS Code: 82075090
• Production Capacity: 100000PCS/Month

Product Description

HSS M2 or other grades of HSS;

CBN ground with crosswise grinding;

Cutting to the right;

Cone makes drill easier to withdraw from drilled sheet metal;

Tin coating available.

Shank: Hex, cinlindrical, or trianglular.

For use both hand and machine operations/

3 pcs sets available.


 

size	shank	overall length
mm	mm	mm
3-14	6	58
4-30.5	12	102
6-20	8	63
3-22.5	8	73
3-31	10	102
6-25.4	9	78
5-20	8	71
5-30	8	91
8-20	8	63
16-30.5	12	77
25-40	10	89
35-50	12	97
40-61	13	103
5-25.4	10	87
5-22.5	8	79
5-31	9	103